Home / 680,763.41-1,021,255.93-201,039.73

Finding the Fourth Proportional to 680,763.41, 1,021,255.93 and 201,039.73

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Solution

The fourth proportional to 680,763.41, 1,021,255.93 and 201,039.73 is: 301,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,763.41 : 1,021,255.93 = 201,039.73 : x
  2. Step 2: Convert to fraction form
    680,763.41/1,021,255.93 = 201,039.73/x
  3. Step 3: Cross multiply
    680,763.41x = 1,021,255.93 × 201,039.73
  4. Step 4: Simplify right side
    680,763.41x = 205,313,013,372.36
  5. Step 5: Solve for x
    x = 205,313,013,372.36/680,763.41
  6. Step 6: Final answer
    x = 301,592.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.